The M5 EKG Speed Pad provides high-level protection with Maverik’s External Kardiac Guard (EKG), but remains lightweight and does not restrict freedom of movement. Features: LIGHTWEIGHT PROTECTION – The M5 EKG Speed Pad provides experienced players with lightweight, comfortable, and protective shoulder coverage. EXTERNAL KARDIAC GUARD (EKG) – MEETS NEW NOCSAE PERFORMANCE STANDARD ND200 TO HELP ADDRESS COMMOTIO CORDIS. COMFORT AND MOBILITY – THE ADJUSTABLE COMFORTFIT ARCH ALLOWS PLAYERS TO PERSONALIZE FIT, COVERAGE, AND DRAPE. QUICKDRY – WICKS MOISTURE AWAY FROM THE SKIN, KEEPING YOU COOL AND DRY.